UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sTBlImM9lbnu56tG+Y0O9HTMqvTRgWfdR+fRqL0iQ0I=' 
WHERE 
  key_id = '7b84cad6aaf7a20f2c5e7d69a24b6dd33f0ab6a9a1113c08c1e851b0bb94af8b' 
  AND (
    token = 'sTBlImM9lbnu56tG+Y0O9HTMqvTRgWfdR+fRqL0iQ0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )